#include<stdio.h>
#include<conio.h>

void main()
	{
	 int a;
	 long b;
	 float Tong,Hieu,Nhan,Chia;
	 clrscr();
	 printf("nhap a:" );
	 scanf(" %d" , &a);

	 printf("nhap b :");
	 scanf("%ld", &b);

	 Tong= a+b;

	 printf("\nTong:%8.3f", Tong);

	 Hieu= a - b;
	 printf("\nHieu:%8.3f",Hieu);

	 Nhan= a * b;
	 printf("\nnhan:%8.3f",Nhan);

	 Chia= float(a)/b;
	 printf("\nChia:%8.3f",Chia);

	 getch();
	}
